I don't get a push notification
Please make sure that you allow Studo to display push notifications in your phone's system settings on your smartphone. You can manually check in the Studo settings under Notifications whether receiving push notifications works.
After you have allowed the Studo app to display push notifications, please log in again.
I don't have a Studo account yet
Please download the Studo app first and create your personal Studo account linked to your mobile number.